Open Inventor Reference
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00001 /* 00002 * 00003 * Copyright (C) 2000 Silicon Graphics, Inc. All Rights Reserved. 00004 * 00005 * This library is free software; you can redistribute it and/or 00006 * modify it under the terms of the GNU Lesser General Public 00007 * License as published by the Free Software Foundation; either 00008 * version 2.1 of the License, or (at your option) any later version. 00009 * 00010 * This library is distributed in the hope that it will be useful, 00011 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00012 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00013 * Lesser General Public License for more details. 00014 * 00015 * Further, this software is distributed without any warranty that it is 00016 * free of the rightful claim of any third person regarding infringement 00017 * or the like. Any license provided herein, whether implied or 00018 * otherwise, applies only to this software file. Patent licenses, if 00019 * any, provided herein do not apply to combinations of this program with 00020 * other software, or any other product whatsoever. 00021 * 00022 * You should have received a copy of the GNU Lesser General Public 00023 * License along with this library; if not, write to the Free Software 00024 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 00025 * 00026 * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy, 00027 * Mountain View, CA 94043, or: 00028 * 00029 * http://www.sgi.com 00030 * 00031 * For further information regarding this notice, see: 00032 * 00033 * http://oss.sgi.com/projects/GenInfo/NoticeExplan/ 00034 * 00035 */ 00036 00037 00038 /* 00039 * Copyright (C) 1990,91 Silicon Graphics, Inc. 00040 * 00041 _______________________________________________________________________ 00042 ______________ S I L I C O N G R A P H I C S I N C . ____________ 00043 | 00044 | $Revision: 1.1.1.1 $ 00045 | 00046 | Description: 00047 | This file defines the SoGLRenderCache class, which is used for 00048 | storing caches during GL rendering. 00049 | 00050 | Author(s) : Paul S. Strauss, Gavin Bell 00051 | 00052 ______________ S I L I C O N G R A P H I C S I N C . ____________ 00053 _______________________________________________________________________ 00054 */ 00055 00056 00057 #ifndef _SO_GL_RENDER_CACHE 00058 #define _SO_GL_RENDER_CACHE 00059 00060 #include <Inventor/system/SbSystem.h> 00061 #include <Inventor/system/SbOpenGL.h> 00062 #include <Inventor/caches/SoCache.h> 00063 #include <Inventor/elements/SoGLLazyElement.h> 00064 00081 00082 class SoGLDisplayList; 00083 00084 SoEXTENDER class INVENTOR_API SoGLRenderCache : public SoCache { 00085 00086 public: 00088 SoGLRenderCache(SoState *state); 00089 ~SoGLRenderCache(); 00090 00094 virtual void addNestedCache(SoGLDisplayList *child); 00095 00099 void open(SoState *state); 00100 void close(); 00101 00104 void call(SoState *state); 00105 00108 virtual SbBool isValid(const SoState *state) const; 00109 00111 void setLazyBits(uint32_t ivFlag, uint32_t glFlag, uint32_t sendFlag) 00112 {checkGLFlag |= glFlag; 00113 checkIVFlag |= ivFlag; 00114 doSendFlag |= sendFlag;} 00115 00116 SoGLLazyElement* getLazyElt() 00117 {return GLCacheLazyElement;} 00118 00119 protected: 00123 virtual void destroy(SoState *state); 00124 00125 private: 00126 SoGLDisplayList *list; 00127 SbBool listOpen; 00128 SbPList nestedCaches; 00129 00131 SoState * saveState; 00132 00134 SoGLLazyElement * GLCacheLazyElement; 00135 00137 SoGLLazyElement::GLLazyState cachedGLState; 00138 00141 uint32_t checkGLFlag; 00142 00144 uint32_t checkIVFlag; 00145 00147 uint32_t doSendFlag; 00148 00149 }; 00150 00151 #endif /* _SO_GL_RENDER_CACHE */